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公开(公告)号:US20240174921A1
公开(公告)日:2024-05-30
申请号:US18517453
申请日:2023-11-22
Applicant: SAMSUNG ELECTRONICS CO., LTD. , COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES , CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE , UNIVERSITE GRENOBLE ALPES
Inventor: Yuho WON , Yongwook KIM , Peter Reiss , Avijit Saha , Ranjana Yadav
IPC: C09K11/64 , C09K11/62 , G02F1/1335 , H10K50/115 , H10K59/38
CPC classification number: C09K11/642 , C09K11/621 , C09K11/623 , G02F1/133614 , H10K50/115 , H10K59/38 , B82Y20/00
Abstract: A nanocrystal particle includes a Group III-VI compound including gallium and sulfur, wherein the nanocrystal particle is configured to emit a first light, a maximum emission peak of the first light is in a wavelength range of greater than or equal to about 300 nanometers and less than or equal to about 485 nanometers, an absolute quantum efficiency of the nanocrystal particle is greater than or equal to about 26%, and a full width at half maximum of the maximum emission peak of the first light is greater than or equal to about 10 nanometers and less than or equal to about 70 nanometers, when analyzed by photoluminescence spectroscopy.
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公开(公告)号:US20240171016A1
公开(公告)日:2024-05-23
申请号:US18390674
申请日:2023-12-20
Applicant: Samsung Electronics Co., Ltd.
Inventor: Heejun KANG , Kanghoon KIM , Dongoh KANG , Yongwook KIM , Hana CHOI
CPC classification number: H02J50/80 , A47J27/21041 , A47J27/21058 , A47J27/21166 , A47J36/321 , H02J50/12 , H05B6/1218 , H05B6/1236 , A47J2202/00 , H05B2213/06
Abstract: A wireless power transmission device and a control method thereof are provided. The wireless power transmission device includes a wireless power transmitter, a communication interface, a sensing coil, a light source driver, a light source, and at least one processor. The at least one processor is configured to control the wireless power transmitter to transmit first power supplied by the working coil to the cooking appliance, control the light source driver to measure second power induced in the sensing coil when the first power is transmitted, and control the light source driver to set at least one of a light emission intensity of the light source, a light emission color of the light source, or a light emission form of the light source, based on the amount of the second power.
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23.
公开(公告)号:US20230233020A1
公开(公告)日:2023-07-27
申请号:US18105609
申请日:2023-02-03
Applicant: Samsung Electronics Co., Ltd.
Inventor: Heejun KANG , Byungduck SEO , Jiwoong CHOI , Yongwook KIM , Hana CHOI , Hyunjoon CHOO
CPC classification number: A47J36/321 , F24C7/082 , F24C15/105 , F24C3/124
Abstract: A wireless power transmission apparatus including at least one processor configured to drive a plurality of working coils to transmit power to drive a communication interface of a cooking appliance with which a communication connection has been released when the cooking appliance is moved from a first cooking zone; receive a first wireless communication signal including identification information from the cooking appliance, and drive the working coils to generate respectively corresponding magnetic fields according to a plurality of different power transmission patterns corresponding to a plurality of cooking zones; and output second cooking zone information through an output interface in response to receiving a second wireless communication signal including the identification information regarding the cooking appliance and information regarding the second cooking zone corresponding to one of the plurality of different power transmission patterns detected at a current location of the cooking appliance.
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公开(公告)号:US20230217775A1
公开(公告)日:2023-07-06
申请号:US18091879
申请日:2022-12-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Yongwook KIM , Ji-Yeong KIM , Soo Kyung KWON , Eun Joo JANG , Sungwoo HWANG
IPC: H10K59/38
Abstract: A display panel includes a light emitting panel and a color conversion panel. The color conversion layer emits a predetermined light. A color of the predetermined light comprises a first region of Cx of about 0.26 to about 0.35 and Cy of about 0.27 to about 0.35 in CIE 1931 color coordinates, and in an emission spectrum of the predetermined light having a color in the first region, a first area percentage is less than or equal to about 65%, where the first area percentage is defined by the following formula: [A/B]×100%, in which A denotes an area of a region having a wavelength of less than or equal to about 470 nm in the emission spectrum, and B denotes an area of a region having a wavelength of less than or equal to about 480 nm in the emission spectrum.
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公开(公告)号:US20220209940A1
公开(公告)日:2022-06-30
申请号:US17553145
申请日:2021-12-16
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Heejin WOO , Kyunghee LEE , Yongwook KIM , Sungjun YI , Yoserb YI
Abstract: A first electronic device according to various embodiments of the disclosure may include: a communication circuit, and at least one processor. The at least one processor may be configured to: receive, through the communication circuit, a first public key and a first request for a first symmetric key from a second electronic device, encrypt the first symmetric key using the first public key, transmit, through the communication circuit, the encrypted first symmetric key to the second electronic device, generate at least one second symmetric key corresponding to at least one object, encrypt the at least one object using the generated at least one second symmetric key, encrypt each of the at least one second symmetric key using the first symmetric key, and transmit, through the communication circuit, the encrypted at least one object and the encrypted at least one second symmetric key to the second electronic device.
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公开(公告)号:US20210395605A1
公开(公告)日:2021-12-23
申请号:US17462428
申请日:2021-08-31
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Jihyun MIN , Eun Joo JANG , Yongwook KIM , Garam PARK
Abstract: A quantum dot having a perovskite crystal structure and including a compound represented by Chemical Formula 1: ABX3+α Chemical Formula 1 wherein, A is a Group IA metal selected from Rb, Cs, Fr, and a combination thereof, B is a Group IVA metal selected from Si, Ge, Sn, Pb, and a combination thereof, X is a halogen selected from F, Cl, Br, and I, BF4, or a combination thereof, and α is greater than 0 and less than or equal to about 3; and wherein the quantum dot has a size of about 1 nanometer to about 50 nanometers
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公开(公告)号:US20210303736A1
公开(公告)日:2021-09-30
申请号:US17031157
申请日:2020-09-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Yongwook KIM
Abstract: A storage device includes a non-volatile memory device, a memory controller, a secure element, and a wireless power received. The memory controller encrypts data using key information and stores the encrypted data in the non-volatile memory device, or reads the encrypted data from the non-volatile memory device, decrypts the read encrypted data using the key information, and outputs the decrypted data to an external device. The secure element stores the key information. The wireless power receiver, when the key information of the secure element is destroyed, receives wireless power from an external wireless device and provides the wireless power to the secure element.
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公开(公告)号:US20250089924A1
公开(公告)日:2025-03-20
申请号:US18956684
申请日:2024-11-22
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Jaejin KIM , Kanghoon KIM , Heejun KANG , Yongwook KIM , Sojeong YU , Jiwoong CHOI
Abstract: Provided is a cooking appliance configured to maintain heat retention of contents. The cooking appliance is configured to, when entering a heat retention mode, compare a temperature of the contents measured via a temperature sensor with a target heat retention temperature, and when the temperature of the contents is equal to or greater than the target heat retention temperature, transmit power control information to a wireless power transmission device, the power control information indicating to suspend transmission of first power and then to re-transmit the first power after an elapse of a preset time.
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公开(公告)号:US20230365862A1
公开(公告)日:2023-11-16
申请号:US18354182
申请日:2023-07-18
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyunki KIM , Shin Ae JUN , Eun Joo JANG , Yongwook KIM , Tae Gon KIM , Yuho WON , Taekhoon KIM , Hyo Sook JANG
CPC classification number: C09K11/883 , C09K11/025 , C09K11/565 , C09K11/61 , C09K11/612 , C09K11/70 , C09K11/705 , C09K11/72 , C09K11/722 , C09K11/88 , H01L29/0665 , H01L29/22 , B82Y40/00
Abstract: A nanocrystal particle including at least one semiconductor material and at least one halogen element, the nanocrystal particle including: a core comprising a first semiconductor nanocrystal; and a shell surrounding the core and comprising a crystalline or amorphous material, wherein the halogen element is present as being doped therein or as a metal halide
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30.
公开(公告)号:US20230276983A1
公开(公告)日:2023-09-07
申请号:US18122462
申请日:2023-03-16
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hana CHOI , Heejun KANG , Kanghoon KIM , Yongwook KIM , Haedeun KIM , Kwangil RYU , Hyunjoon CHOO
CPC classification number: A47J36/321 , A47J36/34 , G01K1/143 , G01K3/005 , H02J50/80 , H02J50/10 , A47J2202/00 , G01K2207/06
Abstract: A cooking appliance for controlling a wireless power transmission device for automatic cooking of contents in a cooking vessel, including a plurality of first temperature sensors arranged in an internal space of the cooking appliance, the internal space being configured to accommodate the cooking vessel, a communication interface configured to transmit information to the wireless power transmission device, and at least one processor configured to obtain temperature data regarding the cooking vessel that is measured by the plurality of first temperature sensors as the cooking vessel is accommodated in the internal space, based on the temperature data regarding the cooking vessel and recipe information of a dish selected by a user, determine a power level value of the wireless power transmission device, and transmit power control information, including the power level value, to the wireless power transmission device through the communication interface.
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